National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

75°F

24°C

Humidity 44%
Wind Speed NW 14 G 20 mph
Barometer 29.86 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 7 Oct 12:45 pm CDT
Extended Forecast for

5 Miles NNW Beloit WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northwest wind around 10 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind 5 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 47. West wind around 5 mph becoming calm.

    Low: 47 °F

    Decreasing
    Clouds

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 72. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. South wind around 10 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind 10 to 15 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northwest wind around 10 mph.
Tonight
Mostly clear, with a low around 48. West wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 47. West wind around 5 mph becoming calm.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 72. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 58. South wind around 10 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 59. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 54.
Columbus Day
A 20 percent chance of showers. Partly sunny, with a high near 73.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Beloit WI
 42.58°N 89.07°W (Elev. 774 ft)
Last Update:
1:12 pm CDT Oct 7, 2026
Forecast Valid:
1pm CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation